CN112874239A

CN112874239A - Automobile wheel hub dismounting device

Info

Publication number: CN112874239A
Application number: CN202110189831.8A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-18
Filing date: 2021-02-18
Publication date: 2021-06-01

Abstract

The invention discloses an automobile hub dismounting device, which comprises a shell, an end cover, a middle shaft and a plurality of sleeve shafts, the middle shaft and the sleeve shafts are arranged in the shell and are in transmission connection, the middle shaft is used for driving a plurality of sleeve shafts to rotate at the same time, the upper end part of the middle shaft penetrates out of the end surface of the end cover, the lower end part of the sleeve shaft penetrates out of the end face of the shell, the end cover is buckled with the shell to limit the middle shaft and the sleeve shaft in the shell, the automobile hub dismounting device, through reasonable structural design, the automobile hub dismounting device can dismount the bolts on the automobile tires which are arranged in a circumferential manner at one time, reduces the labor of automobile repair personnel, improves the repair efficiency, the second driving gear is in gear joint with the third driven gear through pressing the middle shaft, so that gear shifting is performed, and labor is saved during use.

Description

Automobile wheel hub dismounting device

Technical Field

The invention relates to the technical field of automobiles, in particular to an automobile hub dismounting device.

Background

With the development and popularization of automobiles, automobiles have become essential for many households. The automobile tire, one of the important parts of the automobile, is made of rubber material, is inflated inside, and cannot avoid the problem that the tire is punctured in the using process, so that the tire needs to be replaced midway or detached in the automobile maintenance process.

At present, the dismounting tool is complex in operation process and low in efficiency when used for dismounting the automobile tire, only one bolt of the tire can be dismounted each time, and sometimes the bolt is tight, so that the dismounting is very laborious.

Disclosure of Invention

The invention provides a device for dismounting an automobile hub, aiming at overcoming the defects in the prior art and solving the problems in the prior art.

In order to solve the technical problem, the invention is solved by the following technical scheme:

the middle shaft and the sleeve shafts are arranged in the shell, the middle shaft and the sleeve shafts are in transmission connection, the middle shaft is used for driving the sleeve shafts to rotate simultaneously, the upper end portion of the middle shaft penetrates out of the end cover end face, the lower end portion of the sleeve shaft penetrates out of the shell end face, and the end cover is buckled with the shell to limit the middle shaft and the sleeve shafts in the shell.

Preferably, a first driven gear is sleeved on the sleeve shaft, a first driving gear is sleeved on the middle shaft, and the first driving gear can be in gear joint with the first driven gear.

Preferably, a second driven gear is sleeved on the sleeve shaft and located below the first driven gear, a third driven gear is arranged in the shell and in meshed connection with the second driven gear, a second driving gear is arranged on the middle shaft and located below the first driving gear, the second driving gear is in meshed connection with the third driven gear when the middle shaft moves downwards, and the second driving gear is separated from the third driven gear when the middle shaft moves upwards.

Preferably, the first driving gear is separated from the first driven gear when the middle shaft moves downwards, and the first driving gear is in gear engagement with the first driven gear when the middle shaft moves upwards.

Preferably, a spring is arranged between the middle shaft and the shell.

Preferably, the lower end of the sleeve shaft is detachably connected with a bolt disassembling tool.

Preferably, the upper end of the middle shaft is detachably connected with a rotating handle.

Preferably, the upper end of the middle shaft is detachably connected with a rotating motor.

The invention has the advantages that:

the automobile hub dismounting device has the advantages that through reasonable structural design, bolts on automobile tires which are circumferentially arranged can be dismounted at one time, the labor of automobile repair personnel is reduced, the repair efficiency is improved, the second driving gear is meshed with the third driven gear through pressing the middle shaft, so that gear shifting is carried out, and the automobile hub dismounting device is more labor-saving in use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be discussed below, it is obvious that the technical solutions described in conjunction with the drawings are only some embodiments of the present invention, and for those skilled in the art, other embodiments and drawings can be obtained according to the embodiments shown in the drawings without creative efforts.

FIG. 1 is a schematic diagram of the present invention.

Fig. 2 is a perspective view of the present invention.

Fig. 3 is a front exploded view of the present invention.

Fig. 4 is a back exploded view of the present invention.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments described herein without the need for inventive work, are within the scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1 to 4, an automobile hub dismounting device includes a housing 1, an end cover 2, a center shaft 3 and a plurality of sleeve shafts 7, the center shaft 3 and the plurality of sleeve shafts 7 are all installed in the housing 1, the center shaft 3 and the sleeve shafts 7 are in transmission connection, the center shaft 3 is used for driving the plurality of sleeve shafts 7 to rotate at the same time, the upper end of the center shaft 3 penetrates out from the end face of the end cover 2, the lower end of the sleeve shaft 7 penetrates out from the end face of the housing 1, the end cover 2 is fastened on the housing 1 to limit the center shaft 3 and the sleeve shafts 7 in the housing 1, the sleeve shaft 7 is sleeved with a first driven gear 8, the center shaft 3 is sleeved with a first driving gear 4, the first driving gear 4 can be engaged with the first driven gear 8, the lower end of the sleeve shaft 7 is detachably connected with a bolt dismounting tool 6, the upper end of the center shaft 3 is detachably connected with a rotating, the upper end of the middle shaft 3 is detachably connected with a rotating motor.

During implementation, the number of the sleeve shafts 7 can be five, five sleeves are distributed on the outer side of the outer center shaft 3 in an equidistance mode by taking the center shaft 3 as a center, the five sleeves are provided with first driven gears 8, the center shaft 3 is provided with a first driving gear 4, the five first driven gears 8 are all in gear joint with the first driving gear 4, the center shaft 3 is driven to rotate through a rotating handle or a rotating motor, the first driving gear 4 drives the five first driven gears 8 to rotate at the same time, the five sleeve shafts 7 rotate at the same time, and the five bolt disassembling tools 6 can drive five bolts to rotate at the same time, so that the automobile tire is disassembled.

Example two:

the difference between the first embodiment and the second embodiment is that the sleeve shaft 7 is sleeved with a second driven gear 9, the second driven gear 9 is positioned below the first driven gear 8, a third driven gear 10 is arranged in the shell 1, the third driven gear 10 is in gear joint with the second driven gear 9, the middle shaft 3 is provided with a second driving gear 5, the second driving gear 5 is positioned below the first driving gear 4, the second driving gear 5 is in gear joint with the third driven gear 10 when the middle shaft 3 moves downwards, when the middle shaft 3 moves upwards, the second driving gear 5 is separated from the third driven gear 10, when the middle shaft 3 moves downwards, the first driving gear 4 is separated from the first driven gear 8, when the middle shaft 3 moves upwards, the first driving gear 4 is in gear connection with the first driven gear 8, and a spring is arranged between the middle shaft 3 and the shell 1.

During implementation, the number of teeth of first driving gear 4 is greater than the number of teeth of second driving gear 5, the quantity of third driven gear 10 is the same with the quantity of second gear, five third driven gear 10 equidistance encircle in the second driving gear 5 outside, during the use, it makes

first driving gear

4 and 8 phase separations of first driven gear to push down axis 3, second driving gear 5 and third driven gear 10 meet in the same gear, because the number of teeth of first driving gear 4 is greater than the number of teeth of second driving gear 5, the function of shifting has been realized, it is more laborsaving during the use, second driving gear can drive third driven gear 10 and rotate, third driven gear 10 can drive second driven gear 9 and rotate, thereby make quill 7 rotate.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive. The scope of the invention is indicated by the appended claims, rather than the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The automobile hub dismounting device is characterized by comprising a shell (1), an end cover (2), a middle shaft (3) and a plurality of sleeve shafts (7), wherein the middle shaft (3) and the plurality of sleeve shafts (7) are installed in the shell (1), the middle shaft (3) and the sleeve shafts (7) are in transmission connection, the middle shaft (3) is used for driving the plurality of sleeve shafts (7) to rotate simultaneously, the upper end of the middle shaft (3) penetrates out from the end face of the end cover (2), the lower end of the sleeve shaft (7) penetrates out from the end face of the shell (1), and the end cover (2) is buckled with the shell (1) and limits the middle shaft (3) and the sleeve shafts (7) in the shell (1).

2. The automobile hub dismounting device according to claim 1, characterized in that a first driven gear (8) is sleeved on the sleeve shaft (7), a first driving gear (4) is sleeved on the middle shaft (3), and the first driving gear (4) can be in gear joint with the first driven gear (8).

3. The automobile hub dismounting device according to claim 2, characterized in that a second driven gear (9) is sleeved on the sleeve shaft (7), the second driven gear (9) is located below the first driven gear (8), a third driven gear (10) is arranged in the housing (1), the third driven gear (10) is in gear joint with the second driven gear (9), a second driving gear (5) is arranged on the center shaft (3), the second driving gear (5) is located below the first driving gear (4), the second driving gear (5) is in gear joint with the third driven gear (10) when the center shaft (3) moves downwards, and the second driving gear (5) is separated from the third driven gear (10) when the center shaft (3) moves upwards.

4. The automobile hub dismounting device according to claim 3, characterized in that the first driving gear (4) is separated from the first driven gear (8) when the central shaft (3) moves downwards, and the first driving gear (4) is in gear joint with the first driven gear (8) when the central shaft (3) moves upwards.

5. The automobile hub dismounting device according to claim 4, characterized in that a spring is arranged between the middle shaft (3) and the housing (1).

6. The automobile hub dismounting device according to claim 5, characterized in that a bolt dismounting tool (6) is detachably connected to the lower end of the quill (7).

7. The automobile hub dismounting device according to claim 6, characterized in that the upper end of the center shaft (3) is detachably connected with a rotating handle.

8. The automobile hub dismounting device according to claim 6, characterized in that the upper end of the center shaft (3) is detachably connected with a rotating motor.